Flow price: --
5b28ee74d99a75c1438b1f41e0e91dc6e6288343e91095765fcd524ec19cfc6e

Transaction

Hash: 5b28ee74d99a75c1438b1f41e0e91dc6e6288343e91095765fcd524ec19cfc6e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5b28ee74d99a75c1438b1f41e0e91dc6e6288343e91095765fcd524ec19cfc6e:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5b28ee74d99a75c1438b1f41e0e91dc6e6288343e91095765fcd524ec19cfc6e
Status:
ERROR
Block height:
40095045
Block id:
25ed8c8308e01290a4ae471a6fe2aefbc8e39fa59e42143e9812f6537739c5fb
Timestamp:
Tuesday 1 November 2022 at 07:54:34 UTC
()
Proposer:
Authorizers:
Gas used:
50